Birn, Serge A. Measurement and control of office costs : master clerical data / [by] Serge A. Birn, R. M. Crossan [and] Ralph W. Eastwood. - 318 pages : illustrations ; 22 cm LCCN: 61008650 Subjects--Topical Terms: Office management--Cost control LC Class. No.: HF5547 / .B57 1961